AMIS30623C623BRG Datasheet, PDF (42/61 Pages) ON Semiconductor – Micro-stepping Motor Driver

AMIS−30623
Important Remarks:
1. The Secure Position has a resolution of 11 bit.
2. Same behavior in case of HW2 float (= lost LIN address), except for entering Sleep mode. If HW2 is floating, but there
is LIN communication, Sleep mode is not entered. See also Hardwired Address HW2.
A
Normal Operation
GetFullStatus
SetMotorParam
(RAM content is overwritten)
Yes
LIN bus OK
No
FailSafe = 1
No
Yes
Reference done? Yes
No
First motion of DualPosition
Half the position range
Negative direction
At Stall −> ActPos = ’0000’
No
SecPos ≠ 0x400
STOP
Yes
Secure Positioning
to SecPos stored in RAM
SleepEn = 1
No
Yes
SLEEP
STOP
Figure 24. Case A: LIN Lost During Normal Operation
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